Sorption of Uranium(VI) and Thorium(IV) by Jordanian Bentonite

Table 6

The 𝐾_𝑑, 𝑛, 𝐾_𝐹, 𝑅², 𝐾_𝐿 and 𝑞_𝑚 values obtained from Langmuir and Freundlich plots for Uranium(VI).

𝐾𝑑	Freundlich model			Langmuir model			𝑇 (°C)
𝐶𝑖=100 ppm	𝑛	𝐾𝐹	𝑅^2	𝐾𝐿 (L/mg)	𝑞𝑚 (mg/g)	𝑅^2
0.179	1.604	0.982	0.995	0.021	22.989	0.988	pH = 1.0
							25
0.149	1.787	1.126	0.980	0.028	17.986	0.970	35
0.141	1.714	0.931	0.992	0.023	17.825	0.960	45
0.411	1.865	2.860	0.990	0.036	37.594	0.943	pH = 2.0
							25
0.354	1.655	1.912	0.998	0.024	38.760	0.952	35
0.339	1.592	1.706	0.999	0.022	39.216	0.973	45
0.652	1.517	2.643	0.998	0.026	62.118	0.964	pH = 3.0
							25
0.596	1.572	2.919	0.985	0.032	55.866	0.988	35
0.568	1.579	2.889	0.976	0.033	53.476	0.994	45